Alzheimer's disease. Fresh evidence points to an old suspect: calcium.

Alzheimer Disease/metabolism,pathology Amyloid beta-Peptides/metabolism Amyloid beta-Protein Precursor/genetics,metabolism Animals Calcium/metabolism Calcium Channels/metabolism Cell Death Cell Membrane/metabolism Cell Membrane Permeability Cells, Cultured Endoplasmic Reticulum/metabolism Humans Membranes, Artificial Mutation Nerve Degeneration Neurons/metabolism,pathology Presenilins/genetics,metabolism

Amyloid beta-Peptides Amyloid beta-Protein Precursor Calcium Channels Membranes, Artificial Presenilins Calcium